Ecological study of the saddle backed tamarin (Saguinus fuscicollis) in Northern Bolivia Masaaki Yoneda OriginalPaper Pages: 1 - 12
Field observations on group size and composition of the common marmoset (Callithrix jacchus jacchus), at Tapacura, Brazil Robert C. Hubrecht OriginalPaper Pages: 13 - 21
A model for relating troop size and home range area in a primate species Hiroyuki Takasaki OriginalPaper Pages: 22 - 27
Infant-use by male gelada in agonistic contexts: Agonistic buffering, progeny protection or soliciting support? R. I. M. Dunbar OriginalPaper Pages: 28 - 35
Early infant development and maternal care in free-ranging vervet monkeys Phyllis C. Lee OriginalPaper Pages: 36 - 47
Female-infant interactions among free-ranging stumptail macaques (Macaca arctoides) Alejandro EstradaRosamond Estrada OriginalPaper Pages: 48 - 61
Descriptive and contextual analysis of eye covering behavior in captive rhesus macaques (Macaca mulatta) Bernard Thierry OriginalPaper Pages: 62 - 77
Peer separation in infant chimpanzees, a pilot study Deborah S. SnyderCharles E. GrahamMartin Reite OriginalPaper Pages: 78 - 88
Variables influencing one-zero and instantaneous time sampling outcomes Hoi K. SuenDonald Ary OriginalPaper Pages: 89 - 94
Learning how to learn: The significance and current status of learning set formation Allan M. Schrier OriginalPaper Pages: 95 - 102
Blood chemistry of the common marmoset (Callithrix jacchus) maintained in an indoor-outdoor environment: Primate comparisons Diane Willenbrock McNeesRoscoe W. LewisFrank J. Stein OriginalPaper Pages: 103 - 109
Histological and microbiological aspects of the vagina in captive howler monkeys (Alouatta caraya) Juan Alberto ClaverOrestes Jorge ColillasBruno Luis Travi OriginalPaper Pages: 110 - 116
Non-seasonal breeding pattterns in stumptail macaques (Macaca arctoides) Euclid O. Smith Short Communication Pages: 117 - 122
Plasma progesterone levels throughout the ovarian cycle of the common marmoset (Callithrix jacchus) S. D. Kholkute Short Communication Pages: 123 - 126